Which person would count in the BLS$\text{'}$ official measure of unemployment? $$ a $67-$year$-$old nurse whose former hospital closed and now searches for a new position at least once a week$$ a fifteen$-$year$-$old who quits their part$-$time job to focus on extracurricular activities and homework$$ an hourly employee who takes a two$-$week unpaid vacationO a part$-$time student who works six hours per week as a tutor